﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;

namespace DataGridSample
{
    /// <summary>
    /// Interaction logic for MainWindow.xaml
    /// </summary>
    public partial class MainWindow : Window
    {
        public MainWindow()
        {
            InitializeComponent();
            var ls = new List<SelectItemModel<ItemModel>>();
            for (int i = 0; i < 10000; i++)
            {
                ls.Add(new SelectItemModel<ItemModel> { Model = new ItemModel { Text = $"选项:{i + 1}" } });
            }
            dg.ItemsSource = ls;
        }

        private void btnSel_Click(object sender, RoutedEventArgs e)
        {
            var ls = dg.ItemsSource as List<SelectItemModel<ItemModel>>;
            var sel = ls.Where(m => m.IsSelected).ToList();
            MessageBox.Show($"选择了{sel.Count}条数据");
        }
    }
}
